Files
Aaru.Server/DiscImageChef.Devices/FreeBSD/Structs.cs

643 lines
19 KiB
C#

// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename : Structs.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : FreeBSD direct device access.
//
// --[ Description ] ----------------------------------------------------------
//
// Contains structures necessary for directly interfacing devices under
// FreeBSD.
//
// --[ License ] --------------------------------------------------------------
//
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 2.1 of the
// License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2011-2017 Natalia Portillo
// ****************************************************************************/
using System;
using System.Runtime.InteropServices;
using path_id_t = System.UInt32;
using target_id_t = System.UInt32;
using lun_id_t = System.UInt32;
namespace DiscImageChef.Devices.FreeBSD
{
[StructLayout(LayoutKind.Sequential)]
struct ata_cmd
{
public CamAtaIoFlags flags;
public byte command;
public byte features;
public byte lba_low;
public byte lba_mid;
public byte lba_high;
public byte device;
public byte lba_low_exp;
public byte lba_mid_exp;
public byte lba_high_exp;
public byte features_exp;
public byte sector_count;
public byte sector_count_exp;
public byte control;
}
[StructLayout(LayoutKind.Sequential)]
struct ata_res
{
public CamAtaIoFlags flags;
public byte status;
public byte error;
public byte lba_low;
public byte lba_mid;
public byte lba_high;
public byte device;
public byte lba_low_exp;
public byte lba_mid_exp;
public byte lba_high_exp;
public byte sector_count;
public byte sector_count_exp;
}
[StructLayout(LayoutKind.Sequential)]
struct cam_pinfo
{
public uint priority;
public uint generation;
public int index;
}
struct LIST_ENTRY
{
/// <summary>
/// LIST_ENTRY(ccb_hdr)=le->*le_next
/// </summary>
public IntPtr le_next;
/// <summary>
/// LIST_ENTRY(ccb_hdr)=le->**le_prev
/// </summary>
public IntPtr le_prev;
}
struct SLIST_ENTRY
{
/// <summary>
/// SLIST_ENTRY(ccb_hdr)=sle->*sle_next
/// </summary>
public IntPtr sle_next;
}
struct TAILQ_ENTRY
{
/// <summary>
/// TAILQ_ENTRY(ccb_hdr)=tqe->*tqe_next
/// </summary>
public IntPtr tqe_next;
/// <summary>
/// TAILQ_ENTRY(ccb_hdr)=tqe->**tqe_prev
/// </summary>
public IntPtr tqe_prev;
}
struct STAILQ_ENTRY
{
/// <summary>
/// STAILQ_ENTRY(ccb_hdr)=stqe->*stqe_next
/// </summary>
public IntPtr stqe_next;
}
[StructLayout(LayoutKind.Explicit)]
struct camq_entry
{
[FieldOffset(0)] public LIST_ENTRY le;
[FieldOffset(0)] public SLIST_ENTRY sle;
[FieldOffset(0)] public TAILQ_ENTRY tqe;
[FieldOffset(0)] public STAILQ_ENTRY stqe;
}
[StructLayout(LayoutKind.Sequential)]
struct timeval
{
public long tv_sec;
/// <summary>long</summary>
public IntPtr tv_usec;
}
[StructLayout(LayoutKind.Sequential)]
struct ccb_qos_area
{
public timeval etime;
public UIntPtr sim_data;
public UIntPtr periph_data;
}
[StructLayout(LayoutKind.Sequential)]
struct ccb_hdr
{
public cam_pinfo pinfo;
public camq_entry xpt_links;
public camq_entry sim_links;
public camq_entry periph_links;
public uint retry_count;
public IntPtr cbfcnp;
public xpt_opcode func_code;
public uint status;
public IntPtr path;
public uint path_id;
public uint target_id;
public ulong target_lun;
public uint flags;
public uint xflags;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 2)]
public IntPtr[] periph_priv;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 2)]
public IntPtr[] sim_priv;
public ccb_qos_area qos;
public uint timeout;
public timeval softtimeout;
}
[StructLayout(LayoutKind.Sequential)]
struct scsi_sense_data
{
public byte error_code;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 251)]
public byte[] sense_buf;
}
/// <summary>
/// SCSI I/O Request CCB used for the XPT_SCSI_IO and XPT_CONT_TARGET_IO function codes.
/// </summary>
[StructLayout(LayoutKind.Sequential)]
struct cdb_scsiio
{
public ccb_hdr ccb_h;
/// <summary>Ptr for next CCB for action</summary>
public IntPtr next_ccb;
/// <summary>Ptr to mapping info</summary>
public IntPtr req_map;
/// <summary>Ptr to the data buf/SG list</summary>
public IntPtr data_ptr;
/// <summary>Data transfer length</summary>
public uint dxfer_len;
/// <summary>Autosense storage</summary>
public scsi_sense_data sense_data;
/// <summary>Number of bytes to autosense</summary>
public byte sense_len;
/// <summary>Number of bytes for the CDB</summary>
public byte cdb_len;
/// <summary>Number of SG list entries</summary>
public short sglist_cnt;
/// <summary>Returned SCSI status</summary>
public byte scsi_status;
/// <summary>Autosense resid length: 2's comp</summary>
public sbyte sense_resid;
/// <summary>Transfer residual length: 2's comp</summary>
public int resid;
/// <summary>Union for CDB bytes/pointer</summary>
public IntPtr cdb_io;
/// <summary>Pointer to the message buffer</summary>
public IntPtr msg_ptr;
/// <summary>Number of bytes for the Message</summary>
public short msg_len;
/// <summary>What to do for tag queueing. The tag action should be either the define below (to send a non-tagged transaction) or one of the defined scsi tag messages from scsi_message.h.</summary>
public byte tag_action;
/// <summary>tag id from initator (target mode)</summary>
public uint tag_id;
/// <summary>initiator id of who selected</summary>
public uint init_id;
}
/// <summary>
/// ATA I/O Request CCB used for the XPT_ATA_IO function code.
/// </summary>
[StructLayout(LayoutKind.Sequential)]
struct ccb_ataio
{
public ccb_hdr ccb_h;
/// <summary>Ptr for next CCB for action</summary>
public IntPtr next_ccb;
/// <summary>ATA command register set</summary>
public ata_cmd cmd;
/// <summary>ATA result register set</summary>
public ata_res res;
/// <summary>Ptr to the data buf/SG list</summary>
public IntPtr data_ptr;
/// <summary>Data transfer length</summary>
public uint dxfer_len;
/// <summary>Transfer residual length: 2's comp</summary>
public int resid;
/// <summary>What to do for tag queueing. The tag action should be either the define below (to send a non-tagged transaction) or one of the defined scsi tag messages from scsi_message.h.</summary>
public byte tag_action;
/// <summary>tag id from initator (target mode)</summary>
public uint tag_id;
/// <summary>initiator id of who selected</summary>
public uint init_id;
}
[StructLayout(LayoutKind.Sequential)]
struct nvme_command
{
private ushort opc_fuse_rsvd1;
/// <summary>
/// command identifier
/// </summary>
public ushort cid;
/// <summary>
/// namespace identifier
/// </summary>
public uint nsid;
/// <summary>
/// reserved
/// </summary>
public uint rsvd2;
/// <summary>
/// reserved
/// </summary>
public uint rsvd3;
/// <summary>
/// metadata pointer
/// </summary>
public ulong mptr;
/// <summary>
/// prp entry 1
/// </summary>
public ulong prp1;
/// <summary>
/// prp entry 2
/// </summary>
public ulong prp2;
/// <summary>
/// command-specific
/// </summary>
public uint cdw10;
/// <summary>
/// command-specific
/// </summary>
public uint cdw11;
/// <summary>
/// command-specific
/// </summary>
public uint cdw12;
/// <summary>
/// command-specific
/// </summary>
public uint cdw13;
/// <summary>
/// command-specific
/// </summary>
public uint cdw14;
/// <summary>
/// command-specific
/// </summary>
public uint cdw15;
/// <summary>
/// opcode
/// </summary>
public byte opc => (byte)((opc_fuse_rsvd1 & 0xFF00) >> 8);
/// <summary>
/// fused operation
/// </summary>
public byte fuse => (byte)((opc_fuse_rsvd1 & 0xC0) >> 6);
/// <summary>
/// reserved
/// </summary>
public byte rsvd1 => (byte)(opc_fuse_rsvd1 & 0x3F);
}
[StructLayout(LayoutKind.Sequential)]
struct nvme_status
{
private ushort status;
/// <summary>
/// phase tag
/// </summary>
public byte p => (byte)((status & 0x8000) >> 15);
/// <summary>
/// status code
/// </summary>
public byte sc => (byte)((status & 0x7F80) >> 7);
/// <summary>
/// status code type
/// </summary>
public byte sct => (byte)((status & 0x70) >> 4);
/// <summary>
/// reserved
/// </summary>
public byte rsvd2 => (byte)((status & 0xC) >> 15);
/// <summary>
/// more
/// </summary>
public byte m => (byte)((status & 0x2) >> 1);
/// <summary>
/// do not retry
/// </summary>
public byte dnr => (byte)(status & 0x1);
}
[StructLayout(LayoutKind.Sequential)]
struct nvme_completion
{
/// <summary>
/// command-specific
/// </summary>
public uint cdw0;
/// <summary>
/// reserved
/// </summary>
public uint rsvd1;
/// <summary>
/// submission queue head pointer
/// </summary>
public ushort sqhd;
/// <summary>
/// submission queue identifier
/// </summary>
public ushort sqid;
/// <summary>
/// command identifier
/// </summary>
public ushort cid;
public nvme_status status;
}
/// <summary>
/// NVMe I/O Request CCB used for the XPT_NVME_IO and XPT_NVME_ADMIN function codes.
/// </summary>
[StructLayout(LayoutKind.Sequential)]
struct ccb_nvmeio
{
public ccb_hdr ccb_h;
/// <summary>Ptr for next CCB for action</summary>
public IntPtr next_ccb;
/// <summary>NVME command, per NVME standard</summary>
public nvme_command cmd;
/// <summary>NVME completion, per NVME standard</summary>
public nvme_completion cpl;
/// <summary>Ptr to the data buf/SG list</summary>
public IntPtr data_ptr;
/// <summary>Data transfer length</summary>
public uint dxfer_len;
/// <summary>Number of SG list entries</summary>
public ushort sglist_cnt;
/// <summary>padding for removed uint32_t</summary>
public ushort unused;
}
[StructLayout(LayoutKind.Sequential)]
struct periph_match_pattern
{
private const int DEV_IDLEN = 16;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = DEV_IDLEN)] public byte[] periph_name;
public uint unit_number;
public path_id_t path_id;
public target_id_t target_id;
public lun_id_t target_lun;
public periph_pattern_flags flags;
}
[StructLayout(LayoutKind.Sequential)]
struct device_id_match_pattern
{
public byte id_len;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 256)] public byte[] id;
}
[StructLayout(LayoutKind.Sequential)]
struct scsi_static_inquiry_pattern
{
private const int SID_VENDOR_SIZE = 8;
private const int SID_PRODUCT_SIZE = 16;
private const int SID_REVISION_SIZE = 4;
public byte type;
public byte media_type;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = SID_VENDOR_SIZE + 1)] public byte[] vendor;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = SID_PRODUCT_SIZE + 1)] public byte[] product;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = SID_REVISION_SIZE + 1)] public byte[] revision;
}
[StructLayout(LayoutKind.Explicit)]
struct device_match_pattern_data
{
[FieldOffset(0)] public scsi_static_inquiry_pattern inq_pat;
[FieldOffset(0)] public device_id_match_pattern devid_pat;
}
[StructLayout(LayoutKind.Sequential)]
struct device_match_pattern
{
public path_id_t path_id;
public target_id_t target_id;
public lun_id_t target_lun;
public dev_pattern_flags flags;
public device_match_pattern_data data;
}
[StructLayout(LayoutKind.Sequential)]
struct bus_match_pattern
{
private const int DEV_IDLEN = 16;
public path_id_t path_id;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = DEV_IDLEN)] public byte[] dev_name;
public uint unit_number;
public uint bus_id;
bus_pattern_flags flags;
}
[StructLayout(LayoutKind.Explicit)]
struct match_pattern
{
[FieldOffset(0)] public periph_match_pattern periph_pattern;
[FieldOffset(0)] public device_match_pattern device_pattern;
[FieldOffset(0)] public bus_match_pattern bus_pattern;
}
[StructLayout(LayoutKind.Sequential)]
struct dev_match_pattern
{
public dev_match_type type;
public match_pattern pattern;
}
[StructLayout(LayoutKind.Sequential)]
struct periph_match_result
{
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 16)] public byte[] periph_name;
public uint unit_number;
public path_id_t path_id;
public target_id_t target_id;
public lun_id_t target_lun;
}
[StructLayout(LayoutKind.Sequential)]
struct mmc_cid
{
public uint mid;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 8)] public byte[] pnm;
public uint psn;
public ushort oid;
public ushort mdt_year;
public byte mdt_month;
public byte prv;
public byte fwrev;
}
[StructLayout(LayoutKind.Sequential)]
struct mmc_params
{
/// <summary>
/// Card model
/// </summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 40)] public byte[] model;
/// <summary>
/// Card OCR
/// </summary>
public uint card_ocr;
/// <summary>
/// OCR of the IO portion of the card
/// </summary>
public uint io_ocr;
/// <summary>
/// Card CID -- raw
/// </summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 4)] public uint[] card_cid;
/// <summary>
/// Card CID -- parsed
/// </summary>
public mmc_cid cid;
/// <summary>
/// Card CSD -- raw
/// </summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 4)] public uint[] card_csd;
/// <summary>
/// Card RCA
/// </summary>
public ushort card_rca;
/// <summary>
/// What kind of card is it
/// </summary>
public mmc_card_features card_features;
public byte sdio_func_count;
}
[StructLayout(LayoutKind.Sequential)]
struct device_match_result
{
public path_id_t path_id;
public target_id_t target_id;
public lun_id_t target_lun;
public cam_proto protocol;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 256)] public byte[] inq_data;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 512)] public byte[] ident_data;
public dev_result_flags flags;
public mmc_params mmc_ident_data;
}
[StructLayout(LayoutKind.Sequential)]
struct bus_match_result
{
public path_id_t path_id;
private const int DEV_IDLEN = 16;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = DEV_IDLEN)] public byte[] dev_name;
public uint unit_number;
public uint bus_id;
}
[StructLayout(LayoutKind.Explicit)]
struct match_result
{
[FieldOffset(0)] public periph_match_result periph_result;
[FieldOffset(0)] public device_match_result device_result;
[FieldOffset(0)] public bus_match_result bus_result;
}
[StructLayout(LayoutKind.Sequential)]
struct dev_match_result
{
public dev_match_type type;
public match_result result;
}
[StructLayout(LayoutKind.Sequential)]
struct ccb_dm_cookie
{
public IntPtr bus;
public IntPtr target;
public IntPtr device;
public IntPtr periph;
public IntPtr pdrv;
}
[StructLayout(LayoutKind.Sequential)]
struct ccb_dev_position
{
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 4)] public cam_generations[] generations;
dev_pos_type position_type;
public ccb_dm_cookie cookie;
}
[StructLayout(LayoutKind.Sequential)]
struct ccb_dev_match
{
public ccb_hdr ccb_h;
ccb_dev_match_status status;
public uint num_patterns;
public uint pattern_buf_len;
/// <summary>
/// dev_match_pattern*
/// </summary>
public IntPtr patterns;
public uint num_matches;
public uint match_buf_len;
/// <summary>
/// dev_match_result*
/// </summary>
public IntPtr matches;
public ccb_dev_position pos;
}
}